generalize settings controller

htdocs/settings/general.html

@@ -13,7 +13,7 @@
 ${header}
 <div class="container">
     <div class="col-12">
-        <h1>General settings</h1>
+        <h1>${title}</h1>
     </div>
     ${sections}
 </div>

owrx/controllers/settings/__init__.py

@@ -1,6 +1,8 @@
 from owrx.config import Config
 from owrx.controllers.admin import AuthorizationMixin
 from owrx.controllers.template import WebpageController
+from abc import ABCMeta, abstractmethod
+from urllib.parse import parse_qs
 
 
 class Section(object):
@@ -31,3 +33,58 @@ class Section(object):
 class SettingsController(AuthorizationMixin, WebpageController):
     def indexAction(self):
         self.serve_template("settings.html", **self.template_variables())
+
+
+class SettingsFormController(AuthorizationMixin, WebpageController, metaclass=ABCMeta):
+    @abstractmethod
+    def getSections(self):
+        pass
+
+    @abstractmethod
+    def getTitle(self):
+        pass
+
+    def render_sections(self):
+        sections = "".join(section.render() for section in self.getSections())
+        return """
+            <form class="settings-body" method="POST">
+                {sections}
+                <div class="buttons">
+                    <button type="submit" class="btn btn-primary">Apply</button>
+                </div>
+            </form>
+        """.format(
+            sections=sections
+        )
+
+    def indexAction(self):
+        self.serve_template("settings/general.html", **self.template_variables())
+
+    def header_variables(self):
+        variables = super().header_variables()
+        variables["assets_prefix"] = "../"
+        return variables
+
+    def template_variables(self):
+        variables = super().template_variables()
+        variables["sections"] = self.render_sections()
+        variables["title"] = self.getTitle()
+        return variables
+
+    def parseFormData(self):
+        data = parse_qs(self.get_body().decode("utf-8"), keep_blank_values=True)
+        return {k: v for i in self.getSections() for k, v in i.parse(data).items()}
+
+    def processFormData(self):
+        self.processData(self.parseFormData())
+
+    def processData(self, data):
+        config = Config.get()
+        for k, v in data.items():
+            if v is None:
+                if k in config:
+                    del config[k]
+            else:
+                config[k] = v
+        config.store()
+        self.send_redirect(self.request.path)

owrx/controllers/settings/general.py

@@ -1,9 +1,5 @@
-from owrx.controllers.settings import Section
-from owrx.controllers.template import WebpageController
-from owrx.controllers.admin import AuthorizationMixin
+from owrx.controllers.settings import Section, SettingsFormController
 from owrx.config.core import CoreConfig
-from owrx.config import Config
-from urllib.parse import parse_qs
 from owrx.form import (
     TextInput,
     NumberInput,
@@ -33,8 +29,12 @@ import logging
 logger = logging.getLogger(__name__)
 
 
-class GeneralSettingsController(AuthorizationMixin, WebpageController):
-    sections = [
+class GeneralSettingsController(SettingsFormController):
+    def getTitle(self):
+        return "General Settings"
+
+    def getSections(self):
+        return [
             Section(
                 "Receiver information",
                 TextInput("receiver_name", "Receiver name"),
@@ -294,32 +294,6 @@ class GeneralSettingsController(AuthorizationMixin, WebpageController):
             ),
         ]
 
-    def render_sections(self):
-        sections = "".join(section.render() for section in GeneralSettingsController.sections)
-        return """
-            <form class="settings-body" method="POST">
-                {sections}
-                <div class="buttons">
-                    <button type="submit" class="btn btn-primary">Apply</button>
-                </div>
-            </form>
-        """.format(
-            sections=sections
-        )
-
-    def indexAction(self):
-        self.serve_template("settings/general.html", **self.template_variables())
-
-    def header_variables(self):
-        variables = super().header_variables()
-        variables["assets_prefix"] = "../"
-        return variables
-
-    def template_variables(self):
-        variables = super().template_variables()
-        variables["sections"] = self.render_sections()
-        return variables
-
     def handle_image(self, data, image_id):
         if image_id in data:
             config = CoreConfig()
@@ -344,18 +318,8 @@ class GeneralSettingsController(AuthorizationMixin, WebpageController):
             for file in glob("{}/{}*".format(config.get_temporary_directory(), image_id)):
                 os.unlink(file)
 
-    def processFormData(self):
-        data = parse_qs(self.get_body().decode("utf-8"), keep_blank_values=True)
-        data = {k: v for i in GeneralSettingsController.sections for k, v in i.parse(data).items()}
+    def processData(self, data):
         # Image handling
         for img in ["receiver_avatar", "receiver_top_photo"]:
             self.handle_image(data, img)
-        config = Config.get()
-        for k, v in data.items():
-            if v is None:
-                if k in config:
-                    del config[k]
-            else:
-                config[k] = v
-        config.store()
-        self.send_redirect("/settings/general")
+        super().processData(data)